Adjustable attachment for dentures



June 24, 1930. s. RICHARDSON 1,755,851

ADJUSTABLE ATTACHMENT FOR DENTURES l Filed Aug. 16, 1928 2 Sheets-Sheet1 June 24 1930. s. RICHARDSON 1,765,851

ADJUSTABLE ATTACHMENT'FOR DENTURES Filed Aug. 16. 1928 2 Sheets-Sheet 221716; c9. MC-211. A

Y .A are? @In the peution,ofiheimle member' of Y 'f feb/f1' impofedattaching device TI.; utilize 1 '-.Ysbstantiaglly "square :b lok 110 fof falloyllor .f y nventicmireletesv- Hieg'fattchmenf showing the`-adjusting-t1 screw thaty is' utilized yfor mainltipng e snug 60' e170- il attachment.

e f 'prsentjinv entionco1nprises afsrnzillfserety'lc "having kadisk-'shapedhead l5, the outer faee of Whiehis fiat; and said screwbeingnsetd n; threac1ed, apertureg'l that Vis f formed-1in theh'ead'l2'- avndsha'nk 1 1Ji`na-*horizontal f plane intermedite :the .ilp'perAand lower 'endeof Vsaid head ndshnk, and formedfll gtheouterportionofthe-head 12is a Circular recess V17 i that accommodates vthel Ys ere'whead "115. 4, yhen q d'jsti'ngl screw .isserewed -into the? block to;1thef flimit o fits ,travel the V-Withor 'a Slight distancebelow the flat20 Outeriface o fffth'ewheztdjl i Y. g g

'Th "tubfe'f or vsoket:.-niernber thatjreceives V" fl thehe'dxlofthezittaehinengfand `Whihch'is illustratedi-ri FgQ- gisprefer-ably formed.of sheet Ymetall suohrrasvw pltinum end said tube or So'CketQQHipriSeefa up-shapedfineinber "-18 i member being. offsiieient Sizel tosnuglyrerising the f YSfideA hev Vv177e The,adjnetinginegms' contemplated bymy! l ferent lthicknesses? Vany 10stY motion 1 or :Wear

" opeiilalt'ittop, mdthefohainberwithin which A weathered ini thezlsjd'aof 1 dentilrefor 'remolvible ysuch playmay be very -readilytaken up andrn1,tight Connection may be made betvv/'een Y the parte by adjustment`of theiscrew '14,' for byiinscrewing thersagme 'ajfery Slight degreethe surface of thes'crewhead inay be moved I intogal pieneA slightlyybeyond'the vplane ocCu- 44whenthe male memberofthe devieisagain e-fineerted in thesoeketerin tigiitloint may 'In the Vmodifiedof"the"male? nieniberA of `Vthe'fattachment -isf 5f l" provided withziglreefess' 20 Vhauling undercut Side .edges 215 and'freinov'ablyposit-ioned-iiy this: recessie wiillerbloek ko rpletegQ Q'tht' isseouredltof-the bodyer1-,Shank or thezjfmaleff member byioneor'rnoregscreweZS between Vthe parts fothe: ttaehInent-'may b ejtakeir1191111dfrperfectly tigditfjoiniygpro-y f Qs, gli@which`met@i,@Xerffyieidingr@reggere 1 .i l

ited di stances.toiv

YAconvjstretion illustrated- 1n V f Figs; Q and'lOthe face ofthehead".portioni` Y 4 VVByutilizing'filler blo ksforAplatesloflldif; 'y1"; i

